1 files changed, 51 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/bug860838.js b/js/src/jit-test/tests/ion/bug860838.js
new file mode 100644
index 000000000..60de82349
--- /dev/null
+++ b/js/src/jit-test/tests/ion/bug860838.js
@@ -0,0 +1,51 @@
+enableOsiPointRegisterChecks();
+
+function DiagModule(stdlib, foreign) {
+    "use asm";
+
+    var sqrt = stdlib.Math.sqrt;
+    var test = foreign.test;
+
+    function square(x) {
+        x = x|0;
+        return ((x|0)+(x|0))|0;
+    }
+
+    function diag() {
+        var x = 0.0;
+        while(1) {
+          test(1, x);
+          x = x+1.0
+          if (x > 15.0)
+            return 0;
+        }
+        return 0;
+    }
+
+    function diag_1() {
+          test();
+        return 0;
+    }
+
+
+    return { diag: diag, diag_1:diag_1 };
+}
+
+var foreign = {
+  test:function(a,b) {
+    print(a+":"+b)
+    var c = [0.0];
+    if (b > 10)
+        return c[1];
+    return c[0];
+  }
+}
+
+// make sure foreign is compiled
+
+var fast = DiagModule(this, foreign);     // produces AOT-compiled version
+print(fast.diag());      // 5
+gc()
+print(fast.diag());      // 5
+
+